[INFO] fetching crate try-insert-ext 0.1.0...
[INFO] testing try-insert-ext-0.1.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate try-insert-ext 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate try-insert-ext 0.1.0
[INFO] finished tweaking crates.io crate try-insert-ext 0.1.0
[INFO] tweaked toml for crates.io crate try-insert-ext 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate try-insert-ext 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0
[INFO] running `Command { std: "docker" "start" "9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling try-insert-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling try-insert-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/entry.rs:129:27
[INFO] [stdout]     |
[INFO] [stdout] 129 |             *map.entry(0).or_try_insert_with::<_, ()>(|| Ok(3)).unwrap() += 1;
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/entry.rs:130:27
[INFO] [stdout]     |
[INFO] [stdout] 130 |             *map.entry(0).or_try_insert_with(|| Err(())).unwrap() += 1;
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/entry.rs:137:26
[INFO] [stdout]     |
[INFO] [stdout] 137 |             map.entry(0).or_try_insert_with::<_, ()>(|| Ok(1)).unwrap();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/entry.rs:144:37
[INFO] [stdout]     |
[INFO] [stdout] 144 |             assert_eq!(map.entry(0).or_try_insert_with(|| Err(())), Err(()));
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/entry.rs:158:27
[INFO] [stdout]     |
[INFO] [stdout] 158 |             *map.entry(0).or_try_insert_with::<_, ()>(|| Ok(3)).unwrap() += 1;
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/entry.rs:159:27
[INFO] [stdout]     |
[INFO] [stdout] 159 |             *map.entry(0).or_try_insert_with(|| Err(())).unwrap() += 1;
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/entry.rs:166:26
[INFO] [stdout]     |
[INFO] [stdout] 166 |             map.entry(0).or_try_insert_with::<_, ()>(|| Ok(1)).unwrap();
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/entry.rs:173:37
[INFO] [stdout]     |
[INFO] [stdout] 173 |             assert_eq!(map.entry(0).or_try_insert_with(|| Err(())), Err(()));
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/option.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 |         *opt.get_or_try_insert_with::<_, ()>(|| Ok(3)).unwrap() += 1;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `OptionInsertExt::get_or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/option.rs:54:14
[INFO] [stdout]    |
[INFO] [stdout] 54 |         *opt.get_or_try_insert_with::<_, ()>(|| Err(())).unwrap() += 1;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `OptionInsertExt::get_or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/option.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         opt.get_or_try_insert_with::<_, ()>(|| Ok(1)).unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `OptionInsertExt::get_or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/option.rs:68:24
[INFO] [stdout]    |
[INFO] [stdout] 68 |         assert_eq!(opt.get_or_try_insert_with(|| Err(())), Err(()));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `OptionInsertExt::get_or_try_insert_with(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/entry.rs:129:27
[INFO] [stderr]     |
[INFO] [stderr] 129 |             *map.entry(0).or_try_insert_with::<_, ()>(|| Ok(3)).unwrap() += 1;
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/entry.rs:130:27
[INFO] [stderr]     |
[INFO] [stderr] 130 |             *map.entry(0).or_try_insert_with(|| Err(())).unwrap() += 1;
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/entry.rs:137:26
[INFO] [stderr]     |
[INFO] [stderr] 137 |             map.entry(0).or_try_insert_with::<_, ()>(|| Ok(1)).unwrap();
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/entry.rs:144:37
[INFO] [stderr]     |
[INFO] [stderr] 144 |             assert_eq!(map.entry(0).or_try_insert_with(|| Err(())), Err(()));
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/entry.rs:158:27
[INFO] [stderr]     |
[INFO] [stderr] 158 |             *map.entry(0).or_try_insert_with::<_, ()>(|| Ok(3)).unwrap() += 1;
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/entry.rs:159:27
[INFO] [stderr]     |
[INFO] [stderr] 159 |             *map.entry(0).or_try_insert_with(|| Err(())).unwrap() += 1;
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/entry.rs:166:26
[INFO] [stderr]     |
[INFO] [stderr] 166 |             map.entry(0).or_try_insert_with::<_, ()>(|| Ok(1)).unwrap();
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/entry.rs:173:37
[INFO] [stderr]     |
[INFO] [stderr] 173 |             assert_eq!(map.entry(0).or_try_insert_with(|| Err(())), Err(()));
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: call with fully qualified syntax `EntryInsertExt::or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/option.rs:53:14
[INFO] [stderr]    |
[INFO] [stderr] 53 |         *opt.get_or_try_insert_with::<_, ()>(|| Ok(3)).unwrap() += 1;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: call with fully qualified syntax `OptionInsertExt::get_or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/option.rs:54:14
[INFO] [stderr]    |
[INFO] [stderr] 54 |         *opt.get_or_try_insert_with::<_, ()>(|| Err(())).unwrap() += 1;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: call with fully qualified syntax `OptionInsertExt::get_or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/option.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         opt.get_or_try_insert_with::<_, ()>(|| Ok(1)).unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: call with fully qualified syntax `OptionInsertExt::get_or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/option.rs:68:24
[INFO] [stderr]    |
[INFO] [stderr] 68 |         assert_eq!(opt.get_or_try_insert_with(|| Err(())), Err(()));
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: call with fully qualified syntax `OptionInsertExt::get_or_try_insert_with(...)` to keep using the current method
[INFO] [stderr]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr] 
[INFO] [stderr] warning: `try-insert-ext` (lib test) generated 12 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/try_insert_ext-4d88e6c1cc9bcbd0)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test entry::tests::btree_map::it_errors ... ok
[INFO] [stdout] test option::tests::it_errors ... ok
[INFO] [stdout] test entry::tests::hash_map::it_works_when_occupied ... ok
[INFO] [stdout] test option::tests::it_works_when_none ... ok
[INFO] [stdout] test entry::tests::btree_map::it_works_when_vacant ... ok
[INFO] [stdout] test entry::tests::hash_map::it_works_when_vacant ... ok
[INFO] [stdout] test entry::tests::hash_map::it_errors ... ok
[INFO] [stdout] test option::tests::it_works_when_some ... ok
[INFO] [stdout] test set::tests::it_works_when_not_present ... ok
[INFO] [stdout] test entry::tests::btree_map::it_works_when_occupied ... ok
[INFO] [stdout] test set::tests::it_works_when_present ... ok
[INFO] [stdout] test set::tests::it_errors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests try_insert_ext
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/option.rs - option::OptionInsertExt::get_or_try_insert_with (line 9) ... ok
[INFO] [stdout] test src/entry.rs - entry::EntryInsertExt::or_try_insert_with (line 13) ... ok
[INFO] [stdout] test src/entry.rs - entry::EntryInsertExt::or_try_insert_with_key (line 41) ... ok
[INFO] [stdout] test src/set.rs - set::SetInsertExt::get_or_try_insert_with (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0", kill_on_drop: false }`
[INFO] [stdout] 9857c8b63b232a21f1a3c0bacc34a6f63d08eacae8ca3ac37c7c55a6a7657cd0
